CN212670854U

CN212670854U - Bearing structure for connecting floor steel structure and concrete column

Info

Publication number: CN212670854U
Application number: CN202020904465.0U
Authority: CN
Inventors: 孙超; 石霖
Original assignee: CCCC First Highway Engineering Co Ltd
Current assignee: CCCC First Highway Engineering Co Ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-03-09
Anticipated expiration: 2030-05-26

Abstract

The utility model provides a bearing structure for connecting a floor steel structure and a concrete column, which comprises a cylinder body and a supporting block, wherein the cylinder body and the supporting block are coated on the surface of the concrete column; the supporting block is fixed on the cylinder body; the floor slab is fixed on the supporting block through a steel structure. The utility model aims at providing a bearing structure that bearing capacity is strong, structure safety and stability need not to damage concrete column, the effectual floor steel construction of antidetonation and concrete column are connected.

Description

Bearing structure for connecting floor steel structure and concrete column

Technical Field

The utility model relates to a construction field, concretely relates to bearing structure that floor steel construction and concrete column are connected.

Background

At present, in the field of building construction, for a building with a higher height of an upper floor and a lower floor, in order to improve the space utilization rate, a floor slab is additionally arranged between the upper floor and the lower floor to form a two-layer structure.

In the prior art, when a floor slab is constructed, a steel structure is usually directly fixed on a concrete column of a building, and an intermediate floor is constructed on the basis of the steel structure. When the steel structure is connected with the concrete column, the prior art adopts the method of drilling holes in the concrete and implanting bolts, namely, the holes are drilled in the concrete by using a water drill or a percussion drill, then the holes are cleaned, the bar planting glue is placed in the holes, and the steel plate is added on the outer side of the holes and connected with the anchor bolts.

During prior art construction, the concrete can be destroyed in the drilling of the steel structure fixing process, especially the condition that the steel bar is cut off can be more likely to appear in the water drilling, the overall structure of the concrete column can be destroyed, and the bearing and weighing performance of the concrete column is seriously influenced. And the fixed connection mode of steel construction among the prior art is a rigid connection, produces the displacement easily under the condition that slight vibrations appear, causes the structural damage, and then leads to the unsafe of crab-bolt structure atress, has serious potential safety hazard.

SUMMERY OF THE UTILITY MODEL

In order to solve the not enough of prior art, the utility model aims at providing a bearing structure that bearing capacity is strong, structural safety is stable, need not to damage concrete column, the effectual floor steel construction of antidetonation and concrete column are connected.

In order to realize the purpose, the utility model discloses a technical scheme be:

a bearing structure for connecting a floor steel structure and a concrete column comprises a cylinder body and a supporting block, wherein the cylinder body and the supporting block are coated on the surface of the concrete column; the supporting block is fixed on the cylinder body; the floor slab is fixed on the supporting block through a steel structure.

Preferably, a first clamping groove is formed in the barrel, a first clamping block is arranged at the end of the supporting block, and the first clamping block is clamped in the first clamping groove.

Preferably, the first clamping block is provided with a fixing bolt, and the fixing bolt penetrates through the first clamping block and is fixedly arranged on the barrel.

Preferably, the first clamping groove is a V-shaped clamping groove with a wide upper part and a narrow lower part, and the first clamping block is designed to be a V-shaped clamping block corresponding to the V-shaped clamping groove.

Preferably, the bottom end of the barrel is provided with a bearing pile, and the barrel is fixed on the ground of the lower floor slab through the bearing pile.

Preferably, the cylinder body is formed by splicing a plurality of steel plates and then fixing the steel plates.

Preferably, the vertical edge of the steel plate is respectively provided with a second clamping groove and a second clamping block, and the second clamping block is clamped in the second clamping groove.

Preferably, a fastening ring is fixedly arranged at the splicing position of the steel plates in the horizontal direction.

The utility model discloses the beneficial effect who has does:

1. compare the direct steel construction with the floor among the prior art through punching and fixing the connected mode on concrete column, the utility model discloses a fix the steel construction of floor at concrete column surface cladding's barrel by the supporting shoe, make the whole load of floor transmit for lower floor's floor by the barrel on, avoided using the connected mode of crab-bolt transmission, effectively solved among the prior art need punch at concrete column, damage the problem of concrete column structure easily.

2. The utility model discloses the floor is fixed on the barrel not with concrete column lug connection, and the barrel cladding is at concrete column surface, has a small amount of clearances between barrel and the existing concrete column, can consume the structural displacement that the earthquake produced when taking place the earthquake, and then can show improvement load-bearing structure's shock resistance.

3. The bottom end of the cylinder body is fixed on the ground of a lower floor slab through the bearing piles, the cylinder body can be prevented from being directly in rigid contact with the ground of a lower floor slab through the bearing piles, the ground structure is damaged, and the bearing capacity of the cylinder body is obviously improved.

4. The floor passes through the steel construction to be fixed on the supporting shoe, receives the action of gravity, and the V type design of narrow down can firmly be blocked and establish in first draw-in groove to the upper width of first fixture block, effectively improves the safety and stability nature of structure.

5. When the steel plates are spliced, the second clamping block of the steel plate is only required to be clamped in the second clamping groove of the spliced steel plate, so that the steel plate can be firmly coated on the outer surface of the concrete column to form a cylindrical barrel structure, the connection strength between the steel plates can be improved through the clamping connection mode, and the splicing and forming operation of the barrel is greatly facilitated; after the barrel is spliced, the splicing seams between the steel plates are welded and finally fixed, so that the overall strength of the barrel can be obviously improved, and the bearing capacity of the barrel is effectively enhanced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a horizontal cross-sectional view of the barrel of the present invention;

fig. 4 is an enlarged view B of fig. 3.

Detailed Description

As shown in fig. 1-4, the bearing structure for connecting the floor steel structure and the concrete column 1 comprises a cylinder 2 and a supporting block 5, wherein the cylinder 2 and the supporting block 5 are coated on the surface of the concrete column 1, the supporting block 5 is fixed on the cylinder 2, and the floor is fixed on the supporting block 5 through the steel structure. The bottom end of the cylinder body 2 is fixed on the ground of a lower floor slab through the bearing pile 6, the upper end of the cylinder body is fixed on the roof of an upper floor slab, the cylinder body 2 can be prevented from being directly in rigid contact with the ground of the lower floor slab through the bearing pile 6, the ground structure is damaged, and the bearing capacity of the cylinder body 2 is obviously improved.

The barrel 2 is provided with a first clamping groove 4, the end portion of the supporting block 5 is provided with a first clamping block 51, the first clamping groove 4 is a V-shaped clamping groove with a wide upper portion and a narrow lower portion, the first clamping block 51 is designed to be a V-shaped clamping block corresponding to the V-shaped clamping groove, and the first clamping block 51 is clamped in the first clamping groove 4. The floor passes through the steel construction to be fixed on supporting shoe 5, receives the action of gravity, and the narrow V type design about the last width of first fixture block 51 can firmly be blocked and establish in first draw-in groove 4, effectively improves the safety and stability nature of structure. The first fixture block 51 is further provided with a fixing bolt 52, and the fixing bolt 52 penetrates through the first fixture block 51 and is fixedly arranged on the barrel 2; the supporting block 5 can be firmly fixed on the cylinder body 2 by matching with the fixing action of the fixing bolt 52.

The cylinder body 2 is formed by splicing a plurality of steel plates 10 and then fixedly welding. The vertical edges of the steel plates 10 are respectively provided with a second clamping groove 11 and a second clamping block 12, when the steel plates 10 are spliced, the second clamping block 12 of the steel plate 10 is only required to be clamped in the second clamping groove 11 of the spliced steel plate 10, so that the steel plate 10 can be firmly coated on the outer surface of the concrete column 1 to form a cylindrical barrel 2 structure, the connection strength between the steel plates 10 can be improved through a clamping connection mode, and the splicing forming operation of the barrel 2 is greatly facilitated; after the barrel 2 is spliced, the splicing seams between the steel plates 10 are welded and finally fixed, so that the overall strength of the barrel 2 can be obviously improved, and the bearing capacity of the barrel 2 can be effectively enhanced. The concatenation department of steel sheet 10 horizontal direction is fixed through welding mode to the concatenation department at its horizontal direction sets firmly tighrening ring 3, and tighrening ring 3 can adopt the steel ring, fixes the concatenation department outside at steel sheet 10 horizontal direction through welding mode for structural reinforcement, thereby is showing the structural strength and the bearing capacity who improves barrel 2.

Compare the direct steel construction with the floor among the prior art through punching and fixing the connected mode on concrete column 1, the utility model discloses a fix the steel construction of floor at 1 surperficial cladding's of concrete column barrel 2 by supporting shoe 5, make the whole load of floor transmit for lower floor's floor by barrel 2 on, avoided using the connected mode of crab-bolt transmission, effectively solved among the prior art need punch at concrete column 1, damage the problem of concrete column 1 structure easily.

Particularly, when an earthquake occurs, the floor slab is fixed on the cylinder body 2 and is not directly connected with the concrete column 1, the cylinder body 2 is coated on the outer surface of the concrete column, a small amount of gaps exist between the cylinder body 2 and the existing concrete column 1, structural displacement generated by the earthquake can be consumed, and the earthquake resistance of the bearing structure can be obviously improved.

Claims

1. The utility model provides a bearing structure that floor steel construction and concrete column are connected which characterized in that: the concrete column comprises a cylinder body and a supporting block, wherein the cylinder body and the supporting block are coated on the surface of the concrete column; the supporting block is fixed on the cylinder body; the floor slab is fixed on the supporting block through a steel structure.

2. The load bearing structure of claim 1, wherein: the barrel is provided with a first clamping groove, the end part of the supporting block is provided with a first clamping block, and the first clamping block is clamped in the first clamping groove.

3. The load bearing structure of claim 2, wherein: and the first clamping block is provided with a fixing bolt which penetrates through the first clamping block and is fixedly arranged on the barrel.

4. The load bearing structure of claim 2, wherein: the first clamping groove is a V-shaped clamping groove with a wide upper part and a narrow lower part, and the first clamping block is designed into a V-shaped clamping block corresponding to the V-shaped clamping groove.

5. The load bearing structure of claim 4, wherein: the bottom end of the barrel is provided with a bearing pile, and the barrel is fixed on the ground of the lower floor slab through the bearing pile.

6. The load bearing structure of claim 1, wherein: the barrel is formed by splicing a plurality of steel plates and then fixing the steel plates.

7. The load bearing structure of claim 6, wherein: and a second clamping groove and a second clamping block are respectively arranged at the vertical edge of the steel plate, and the second clamping block is clamped in the second clamping groove.

8. The load bearing structure of claim 6, wherein: and a fastening ring is fixedly arranged at the splicing position of the steel plates in the horizontal direction.